Organic Chemicals: News and Research on Dopamine

MeSH tree: D02.092.211.215.406

What causes depression? What we know, don't know and suspect

Depression is a complex and deeply personal experience. While almost everyone has periods of sadness, low mood or grief, depression is different. Major depressive disorder is persistent, interferes with day-to-day activities, ...

Why does having a crush make you feel crazy?

The feeling starts in your nervous system. Your pupils dilate, you become short of breath, sweat collects on your palms, and suddenly you can't eat a bite. You're in love—or in lust, at the very least. It's what psychologist ...

The neuroscience of practice: How birds master singing

A baby's babbling may sound like nonsense, but it's actually an extended act of trial-and-error learning. As babies produce different sounds, their brains note which attempts succeed and which ones fail. Over time, that feedback ...

Fruit fly 'Fox' neurons show how brains assign value to food

Why do we sometimes keep eating even when we're full and other times turn down food completely? Why do we crave salty things at certain times, and sweets at other times? The answers, according to new neuroscience research ...

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